Revert "Add web_engine build configuration. (#40044)"

This reverts commit b0edd180dab136cff3497ae16ed3109e81b8bbb8.
diff --git a/ci/builders/linux_host_engine.json b/ci/builders/linux_host_engine.json
index ad38dea..ab9991e 100644
--- a/ci/builders/linux_host_engine.json
+++ b/ci/builders/linux_host_engine.json
@@ -26,47 +26,47 @@
             "tests": []
         },
         {
-            "archives": [],
-            "drone_dimensions": [
-                "device_type=none",
-                "os=Linux"
-            ],
-            "gclient_variables": {
-                "download_android_deps": false
-            },
-            "gn": [
-                "--runtime-mode",
-                "debug",
-                "--unoptimized",
-                "--prebuilt-dart-sdk",
-                "--target-dir",
-                "host_debug_impeller_vulkan"
-            ],
-            "name": "host_debug_impeller_vulkan",
-            "ninja": {
-                "config": "host_debug_impeller_vulkan",
-                "targets": [
-                    "flutter",
-                    "flutter/sky/packages"
-                ]
-            },
-            "tests": [
-                {
-                    "language": "python3",
-                    "name": "Host Tests for host_debug_impeller_vulkan",
-                    "parameters": [
-                        "--variant",
-                        "host_debug_impeller_vulkan",
-                        "--type",
-                        "impeller-vulkan",
-                        "--engine-capture-core-dump"
-                    ],
-                    "script": "flutter/testing/run_tests.py",
-                    "type": "local"
-                }
-            ]
-        },
-        {
+          "archives": [],
+          "drone_dimensions": [
+              "device_type=none",
+              "os=Linux"
+          ],
+          "gclient_variables": {
+              "download_android_deps": false
+          },
+          "gn": [
+              "--runtime-mode",
+              "debug",
+              "--unoptimized",
+              "--prebuilt-dart-sdk",
+              "--target-dir",
+              "host_debug_impeller_vulkan"
+          ],
+          "name": "host_debug_impeller_vulkan",
+          "ninja": {
+              "config": "host_debug_impeller_vulkan",
+              "targets": [
+                  "flutter",
+                  "flutter/sky/packages"
+              ]
+          },
+          "tests": [
+            {
+                "language": "python3",
+                "name": "Host Tests for host_debug_impeller_vulkan",
+                "parameters": [
+                    "--variant",
+                    "host_debug_impeller_vulkan",
+                    "--type",
+                    "impeller-vulkan",
+                    "--engine-capture-core-dump"
+                ],
+                "script": "flutter/testing/run_tests.py",
+                "type": "local"
+            }
+        ]
+      },
+      {
             "archives": [
                 {
                     "name": "host_debug",
@@ -99,7 +99,7 @@
             "ninja": {
                 "config": "host_debug",
                 "targets": [
-                    "flutter:unittests",
+		    "flutter:unittests",
                     "flutter/build/archives:artifacts",
                     "flutter/build/archives:dart_sdk_archive",
                     "flutter/build/archives:embedder",
@@ -123,7 +123,7 @@
                     "script": "flutter/testing/run_tests.py",
                     "type": "local"
                 }
-            ]
+	    ]
         },
         {
             "archives": [
@@ -154,9 +154,9 @@
             "ninja": {
                 "config": "host_profile",
                 "targets": [
-                    "flutter/build/dart:copy_dart_sdk",
-                    "flutter/shell/testing",
-                    "flutter/tools/path_ops",
+		    "flutter/build/dart:copy_dart_sdk",
+		    "flutter/shell/testing",
+		    "flutter/tools/path_ops",
                     "flutter/shell/platform/linux:flutter_gtk",
                     "flutter:unittests"
                 ]
@@ -206,16 +206,16 @@
             "ninja": {
                 "config": "host_release",
                 "targets": [
-                    "flutter/build/dart:copy_dart_sdk",
-                    "flutter/display_list:display_list_benchmarks",
-                    "flutter/display_list:display_list_builder_benchmarks",
-                    "flutter/fml:fml_benchmarks",
-                    "flutter/impeller/geometry:geometry_benchmarks",
-                    "flutter/lib/ui:ui_benchmarks",
-                    "flutter/shell/common:shell_benchmarks",
-                    "flutter/shell/testing",
-                    "flutter/third_party/txt:txt_benchmarks",
-                    "flutter/tools/path_ops",
+		    "flutter/build/dart:copy_dart_sdk",
+		    "flutter/display_list:display_list_benchmarks",
+		    "flutter/display_list:display_list_builder_benchmarks",
+		    "flutter/fml:fml_benchmarks",
+		    "flutter/impeller/geometry:geometry_benchmarks",
+		    "flutter/lib/ui:ui_benchmarks",
+		    "flutter/shell/common:shell_benchmarks",
+		    "flutter/shell/testing",
+		    "flutter/third_party/txt:txt_benchmarks",
+		    "flutter/tools/path_ops",
                     "flutter/build/archives:flutter_patched_sdk",
                     "flutter/shell/platform/linux:flutter_gtk",
                     "flutter:unittests"
@@ -236,6 +236,39 @@
                     "type": "local"
                 }
             ]
+        },
+        {
+            "archives": [
+                {
+                    "name": "wasm_release",
+                    "base_path": "out/wasm_release/zip_archives/",
+                    "type": "gcs",
+                    "include_paths": [
+                        "out/wasm_release/zip_archives/flutter-web-sdk.zip"
+                    ]
+                }
+            ],
+            "drone_dimensions": [
+                "device_type=none",
+                "os=Linux"
+            ],
+            "gclient_variables": {
+                "download_emsdk": true,
+                "download_android_deps": false
+            },
+            "gn": [
+                "--runtime-mode",
+                "release",
+                "--web"
+            ],
+            "name": "wasm_release",
+            "ninja": {
+                "config": "wasm_release",
+                "targets": [
+                    "flutter/web_sdk:flutter_web_sdk_archive"
+                ]
+            },
+            "tests": []
         }
     ],
     "tests": []
diff --git a/ci/builders/linux_web_engine.json b/ci/builders/linux_web_engine.json
deleted file mode 100644
index 5420880..0000000
--- a/ci/builders/linux_web_engine.json
+++ /dev/null
@@ -1,75 +0,0 @@
-{
-    "builds": [
-        {
-            "archives": [
-                {
-                    "name": "wasm_release",
-                    "base_path": "out/wasm_release/zip_archives/",
-                    "type": "gcs",
-                    "include_paths": [
-                        "out/wasm_release/zip_archives/flutter-web-sdk.zip"
-                    ]
-                }
-            ],
-            "drone_dimensions": [
-                "device_type=none",
-                "os=Linux"
-            ],
-            "gclient_variables": {
-                "download_android_deps": false,
-                "download_emsdk": true
-            },
-            "gn": [
-                "--build-canvaskit",
-                "--web",
-                "--runtime-mode=release"
-            ],
-            "name": "wasm_release",
-            "ninja": {
-                "config": "wasm_release",
-                "targets": [
-                    "flutter/web_sdk:flutter_web_sdk_archive"
-                ]
-            },
-            "generators": {
-                "pub_dirs": [
-                    "flutter/lib/web_ui/",
-                    "flutter/web_sdk/web_engine_tester/"
-                ],
-                "tasks": [
-                    {
-                        "name": "compile web_tests",
-                        "parameters": [
-                            "run",
-                            "compile_tests"
-                        ],
-                        "scripts": [
-                            "third_party/dart/tools/sdks/dart-sdk/bin/dart",
-                            "flutter/lib/web_ui/dev/felt.dart"
-                        ]
-                    },
-                    {
-                        "name": "check licenses",
-                        "parameters": [
-                            "check-licenses"
-                        ],
-                        "scripts": [
-                            "flutter/lib/web_ui/dev/felt"
-                        ]
-                    },
-                    {
-                        "name": "web engine analysis",
-                        "parameters": [
-                            "analyze"
-                        ],
-                        "scripts": [
-                            "flutter/lib/web_ui/dev/felt"
-                        ]
-                    }
-                ]
-            },
-            "tests": []
-        }
-    ],
-    "tests": []
-}
diff --git a/ci/builders/web_engine.json b/ci/builders/web_engine.json
new file mode 100644
index 0000000..1ce92dd
--- /dev/null
+++ b/ci/builders/web_engine.json
@@ -0,0 +1,41 @@
+{
+    "generators": {
+        "pub_dirs": [
+            "flutter/lib/web_ui/",
+            "flutter/web_sdk/web_engine_tester/"
+        ],
+        "tasks": [
+            {
+                "name": "compile web_tests",
+                "parameters": [
+                    "run",
+                    "compile_tests"
+                ],
+                "scripts": [
+                    "out/host_debug_unopt/dart-sdk/bin/dart",
+                    "flutter/lib/web_ui/dev/felt.dart"
+                ]
+            },
+            {
+                "name": "check licenses",
+                "parameters": [
+                    "check-licenses"
+                ],
+                "scripts": [
+                    "out/host_debug_unopt/dart-sdk/bin/dart",
+                    "flutter/lib/web_ui/dev/felt.dart"
+                ]
+            },
+            {
+                "name": "web engine analysis",
+                "parameters": [
+                    "analyze"
+                ],
+                "scripts": [
+                    "out/host_debug_unopt/dart-sdk/bin/dart",
+                    "flutter/lib/web_ui/dev/felt.dart"
+                ]
+            }
+        ]
+    }
+}